[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
File test -a and -e do not behave as described in the man page.
From: |
Alexander Blazej |
Subject: |
File test -a and -e do not behave as described in the man page. |
Date: |
Sat, 8 May 2004 10:36:38 -0700 (PDT) |
Configuration Information [Automatically generated, do not change]:
Machine: i386
OS: linux-gnu
Compiler: gcc
Compilation CFLAGS: -DPROGRAM='bash' -DCONF_HOSTTYPE='i386'
-DCONF_OSTYPE='linux-gnu' -DCONF_MACHTYPE='i386-pc-linux-gnu'
-DCONF_VENDOR='pc' -DSHELL -DHAVE_CONFIG_H -I. -I../bash -I../bash/include
-I../bash/lib -g -O2
uname output: Linux satyr 2.6.6-rc3+satyr.32 #1 Sun May 2 14:12:51 PDT 2004
i686 GNU/Linux
Machine Type: i386-pc-linux-gnu
Bash Version: 2.05b
Patch Level: 0
Release Status: release
Description:
The man page section "CONDITIONAL EXPRESSIONS" contains:
-a file
True if file exists.
-e file
True if file exists.
However their behavior is different. Please correctly document "-a".
Repeat-By:
#!/bin/bash
ERRORS=0
REGULAR_FILE="`mktemp regular.XXXXXX`"
SYMLINK_FILE="symlink_to-${REGULAR_FILE}"
touch "${REGULAR_FILE}"
ln -s "${REGULAR_FILE}" "${SYMLINK_FILE}"
ls -lFA "${REGULAR_FILE}"
ls -lFA "${SYMLINK_FILE}"
if [ -e "${SYMLINK_FILE}" ]; then
echo "-e says exists ${SYMLINK_FILE}"
else
echo "ERROR: -e says absent ${SYMLINK_FILE}"
ERRORS=`expr ${ERRORS} + 1`
fi
if [ -a "${SYMLINK_FILE}" ]; then
echo "-a says exists ${SYMLINK_FILE}"
else
echo "ERROR: -a says absent ${SYMLINK_FILE}"
ERRORS=`expr ${ERRORS} + 1`
fi
if [ ! -e "${SYMLINK_FILE}" ]; then
echo "ERROR: ! -e says absent ${SYMLINK_FILE}"
ERRORS=`expr ${ERRORS} + 1`
else
echo "! -e says exists ${SYMLINK_FILE}"
fi
if [ ! -a "${SYMLINK_FILE}" ]; then
echo "ERROR: ! -a says absent ${SYMLINK_FILE}"
ERRORS=`expr ${ERRORS} + 1`
else
echo "! -a says exists ${SYMLINK_FILE}"
fi
rm $REGULAR_FILE
echo Number of errors: ${ERRORS}
if [ ${ERRORS} > 0 ]; then
exit 1
else
exit 0
fi
Fix:
[Description of how to fix the problem. If you don't know a
fix for the problem, don't include this section.]
- File test -a and -e do not behave as described in the man page.,
Alexander Blazej <=